A small centrifugal pump is used to pump 30-Celsius water at the rate of 6 L/s with a head of 44.54 m. If the diameter of the pump is 20 cm and operate at 1200 rpm, determine; (i) head coefficient, (ii) capacity coefficient, and (iii) power coefficient. also the same small centrifugal pump is used to pump water at same rate but with a temperature of 15-Celsius. determine in which condition (15-C or 30-C) is the pump perform better in term of; (i) power out, and (ii) pump efficiency. Justify your answer.

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Applied Fluid Mechanics

A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.